package com.example.dellpc.myapplication;

import android.content.Context;
import android.widget.Toast;

/**
 * Created by 刘智强 on 2016/8/18.
 */
public class Utils {

    public   static  void toast(Context context,String string){
        Toast.makeText(context,string,Toast.LENGTH_LONG).show();
    }

    /**
     * dp2px
     */
    public static int dip2px(Context context, float dpValue) {
        final float scale = context.getResources().getDisplayMetrics().density;
        return (int) (dpValue * scale + 0.5f);
    }

    /**
     * px2dp
     */
    public static int px2dip(Context context, float pxValue) {
        final float scale = context.getResources().getDisplayMetrics().density;
        return (int) (pxValue / scale + 0.5f);
    }
}
